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Reference.org
Number Portability Administration Center
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<p>The Number Portability Administration Center (NPAC) is a function of the <a href="/facts/Federal_Communications_Commission/Ueghz8W0">Federal Communications Commission</a> (FCC) in the United States. It administers the routing of <a href="/facts/Telephone_call/4wUtUXpY">telephone calls</a> and <a href="/facts/Text_messaging/AjCD61SD">text messages</a> (SMS) for the <a href="/facts/Telecommunication/vxoj1cxR">telecommunications</a> industry and its customers in the regions of the <a href="/facts/North_American_Numbering_Plan/0QQ8v3ph">North American Numbering Plan</a>. As such, it facilitates <a href="/facts/Local_number_portability/NFJQeJpr">local number portability</a> in the United States and Canada. </p>